[luhng-fish] 
) -fish, (especially referring to two or more kinds or species) -fish⋅es. | any of various slender, air-breathing fishes of the order (or subclass) Dipnoi, of rivers and lakes in Africa, South America, and Australia, having a lunglike air bladder as well as gills and growing to a length of 3 to 6 ft. (0.9 to 1.8 m). |
| lung·fish (lŭng'fĭsh') n. pl. lungfish or lung·fish·es Any of several elongated freshwater fishes of the Amazon, western and central Africa, and Australia that have lunglike organs as well as gills and are able to breathe air, allowing certain species to survive periods of drought inside a mucus-lined cocoon in the mud. |
lungfish (lŭng'fĭsh') Pronunciation Key
(click for larger image in new window) Any of several tropical freshwater fish of the order or subclass Dipnoi that, in addition to having gills, have lunglike organs for breathing air. Lungfish have a long, narrow body, and certain species can survive periods of drought inside a mucus-lined cocoon in the mud. The lungfish and the coelacanths are the only living lobe-finned fishes. |